206046640602 has 48 divisors (see below), whose sum is σ = 487049752800. Its totient is φ = 62434476000.

The previous prime is 206046640543. The next prime is 206046640603.

206046640602 is a `hidden beast` number, since 2 + 0 + 6 + 0 + 4 + 6 + 6 + 40 + 602 = 666.

206046640602 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (206046640603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5634477 + ... + 5670927.

It is an arithmetic number, because the mean of its divisors is an integer number (10146869850).

Almost surely, 2^206046640602 is an apocalyptic number.

206046640602 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

206046640602 is an abundant number, since it is smaller than the sum of its proper divisors (281003112198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206046640602 is a wasteful number, since it uses less digits than its factorization.

206046640602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65019 (or 65016 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

It can be divided in two parts, 206046 and 640602, that added together give a palindrome (846648).

The spelling of 206046640602 in words is "two hundred six billion, forty-six million, six hundred forty thousand, six hundred two".